Method and device for charging coal-containing material and iron carrier material
US-9470456-B2 · Oct 18, 2016 · US
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Wurm Johann patents in 2016
Wurm Johann was listed as an assignee on 2 patent publications in 2016.
| Metric | Value |
|---|---|
| Company | Wurm Johann |
| Year | 2016 |
| Patents | 2 |
Patents
Representative publications for Wurm Johann in 2016.
Top CPC classifications
Most common classification codes for Wurm Johann in 2016.
| CPC | Patents |
|---|---|
| C21B13/002 | 2 |
| C21B13/143 | 2 |
| F27D3/0025 | 2 |
| C21B13/00 | 1 |
| C21B13/0066 | 1 |
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